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WorksheetsThe Atomic Structure
Total questions: 10
Worksheet time: 5mins
What is an atom?
The largest particle of a chemical element
Both A and C
The smallest particle of a chemical element
All of the above
Atoms always have the same number of what two atomic particles?
Neutrons and neutrinos
Neutrons and protons
Electrons and protons
Electrons and quarks
Quarks and protons
What particle determines the atomic number of an atom?
Neutron
Quark
Element
Proton
Nucleus
What characteristic of an element differs between isotopes?
Mass
Negative charge
Positive charge
Chemistry
All of the Above
The number of what atomic particle varies between different isotopes of the same element?
Quark
Element
Proton
Neutron
In the isotope Carbon-14, what does the number 14 represent?
The number of electrons
Mass of the atom
The total charge
All of the Above
None of the Above
Most elements only have 1 or 2 isotopes and several elements do not have any isotopes.
True
False
What is the name given to the element hydrogen when it has no neutrons?
Protium
Deuterium
Tritium
Does not exist
What is the center of the atom called?
Neutron
Proton
Electron
Nucleus
A Proton is a (a) charged particle.
